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<div class="header">
  <div class="headertitle"><div class="title">vgatextcontroller.cpp</div></div>
</div><!--header-->
<div class="contents">
<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span> </div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="preprocessor">#include &lt;stdint.h&gt;</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="preprocessor">#include &lt;stddef.h&gt;</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="preprocessor">#include &lt;string.h&gt;</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span> </div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="preprocessor">#include &quot;soc/i2s_struct.h&quot;</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="preprocessor">#include &quot;soc/i2s_reg.h&quot;</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="preprocessor">#include &quot;driver/periph_ctrl.h&quot;</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="preprocessor">#include &quot;soc/rtc.h&quot;</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="preprocessor">#include &quot;<a class="code" href="fabutils_8h.html">fabutils.h</a>&quot;</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="preprocessor">#include &quot;<a class="code" href="vgatextcontroller_8h.html">vgatextcontroller.h</a>&quot;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="preprocessor">#include &quot;<a class="code" href="swgenerator_8h.html">devdrivers/swgenerator.h</a>&quot;</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="preprocessor">#include &quot;fonts/font_8x14.h&quot;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span> </div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="preprocessor">#pragma GCC optimize (&quot;O3&quot;</span>)</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span> </div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span><span class="keyword">namespace </span>fabgl {</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span> </div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span> </div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="comment">// statics</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span> </div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span><span class="keyword">volatile</span> <span class="keywordtype">int</span>        VGATextController::s_scanLine;</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span>uint32_t            VGATextController::s_blankPatternDWord;</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span>uint32_t *          VGATextController::s_fgbgPattern = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span><span class="keywordtype">int</span>                 VGATextController::s_textRow;</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span><span class="keywordtype">bool</span>                VGATextController::s_upperRow;</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span>lldesc_t <span class="keyword">volatile</span> * VGATextController::s_frameResetDesc;</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span>int16_t             VGATextController::s_charWidthInBytes;</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span>int16_t             VGATextController::s_columns;</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span>int16_t             VGATextController::s_rows;</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span>int16_t             VGATextController::s_charHeight;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span> </div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span> </div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span><span class="preprocessor">#if FABGLIB_VGAXCONTROLLER_PERFORMANCE_CHECK</span></div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span>  <span class="keyword">volatile</span> uint64_t s_vgatxtcycles = 0;</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span><span class="preprocessor">#endif</span></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span> </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span> </div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span> </div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span> </div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span> </div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno">   46</span>VGATextController::VGATextController()</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>  : m_charData(nullptr),</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span>    m_map(nullptr),</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span>    m_cursorEnabled(false),</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span>    m_cursorCounter(0),</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span>    m_cursorSpeed(20),</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span>    m_cursorRow(0),</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span>    m_cursorCol(0),</div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno">   54</span>    m_cursorForeground(0),</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span>    m_cursorBackground(15),</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span>    m_font(nullptr)</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span>{</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span>  setFont(&amp;FONT_8x14);</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno">   59</span>}</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span> </div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span>VGATextController::~VGATextController()</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span>{</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno">   64</span>  free((<span class="keywordtype">void</span>*)m_charData);</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span>}</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span> </div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno">   67</span> </div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"><a class="line" href="classfabgl_1_1_v_g_a_text_controller_a6935cf763d0d228200f61930f2141095.html#a6935cf763d0d228200f61930f2141095">   68</a></span><span class="keywordtype">void</span> VGATextController::setTextMap(uint32_t <span class="keyword">const</span> * map, <span class="keywordtype">int</span> rows)</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span>{</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span>  <span class="comment">// wait for the end of frame</span></div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span>  <span class="keywordflow">while</span> (m_map != <span class="keyword">nullptr</span> &amp;&amp; s_scanLine &lt; m_timings.VVisibleArea)</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span>    ;</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span>  m_rows = rows;</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span>  m_map  = map;</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span>}</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span> </div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"><a class="line" href="classfabgl_1_1_v_g_a_text_controller_a93fe2c22583c485ebf4f60081f535cf8.html#a93fe2c22583c485ebf4f60081f535cf8">   78</a></span><span class="keywordtype">void</span> VGATextController::adjustMapSize(<span class="keywordtype">int</span> * columns, <span class="keywordtype">int</span> * rows)</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span>{</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span>  <span class="keywordflow">if</span> (*columns &gt; 0)</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span>    *columns = s_columns;</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span>  <span class="keywordflow">if</span> (*rows &gt; s_rows)</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span>    *rows = s_rows;</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span>}</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span> </div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span> </div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"><a class="line" href="classfabgl_1_1_v_g_a_text_controller_a8ea5f9decd46d4b507c65a65f9188b0b.html#a8ea5f9decd46d4b507c65a65f9188b0b">   87</a></span><span class="keywordtype">void</span> VGATextController::setFont(FontInfo <span class="keyword">const</span> * value)</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span>{</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span>  m_font = value;</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span>  <span class="keywordflow">if</span> (m_font-&gt;width != 8)</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span>    printf(<span class="stringliteral">&quot;VGATextController: Unsupported font width\n&quot;</span>);</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span>}</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span> </div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span> </div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span><span class="keywordtype">void</span> VGATextController::init(gpio_num_t VSyncGPIO)</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span>{</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span>  CurrentVideoMode::set(VideoMode::VGA);</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span>  m_DMABuffers = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span>  m_GPIOStream.begin();</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span>}</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span> </div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span><span class="comment">// initializer for 8 colors configuration</span></div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"><a class="line" href="classfabgl_1_1_v_g_a_text_controller_a406a206bc0e13ee2a48591fcfdae6e22.html#a406a206bc0e13ee2a48591fcfdae6e22">  104</a></span><span class="keywordtype">void</span> VGATextController::begin(gpio_num_t redGPIO, gpio_num_t greenGPIO, gpio_num_t blueGPIO, gpio_num_t HSyncGPIO, gpio_num_t VSyncGPIO)</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span>{</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span>  init(VSyncGPIO);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span> </div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span>  <span class="comment">// GPIO configuration for bit 0</span></div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span>  setupGPIO(redGPIO,   VGA_RED_BIT,   GPIO_MODE_OUTPUT);</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span>  setupGPIO(greenGPIO, VGA_GREEN_BIT, GPIO_MODE_OUTPUT);</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span>  setupGPIO(blueGPIO,  VGA_BLUE_BIT,  GPIO_MODE_OUTPUT);</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span> </div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span>  <span class="comment">// GPIO configuration for VSync and HSync</span></div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span>  setupGPIO(HSyncGPIO, VGA_HSYNC_BIT, GPIO_MODE_OUTPUT);</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span>  setupGPIO(VSyncGPIO, VGA_VSYNC_BIT, GPIO_MODE_INPUT_OUTPUT);  <span class="comment">// input/output so can be generated interrupt on falling/rising edge</span></div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span> </div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno">  117</span>  RGB222::lowBitOnly = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span>  m_bitsPerChannel = 1;</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span>}</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span> </div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span> </div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span><span class="comment">// initializer for 64 colors configuration</span></div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"><a class="line" href="classfabgl_1_1_v_g_a_text_controller_ada2833a4d6b69eb90c28a273438735d6.html#ada2833a4d6b69eb90c28a273438735d6">  123</a></span><span class="keywordtype">void</span> VGATextController::begin(gpio_num_t red1GPIO, gpio_num_t red0GPIO, gpio_num_t green1GPIO, gpio_num_t green0GPIO, gpio_num_t blue1GPIO, gpio_num_t blue0GPIO, gpio_num_t HSyncGPIO, gpio_num_t VSyncGPIO)</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span>{</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno">  125</span>  begin(red0GPIO, green0GPIO, blue0GPIO, HSyncGPIO, VSyncGPIO);</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span> </div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno">  127</span>  <span class="comment">// GPIO configuration for bit 1</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span>  setupGPIO(red1GPIO,   VGA_RED_BIT + 1,   GPIO_MODE_OUTPUT);</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno">  129</span>  setupGPIO(green1GPIO, VGA_GREEN_BIT + 1, GPIO_MODE_OUTPUT);</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span>  setupGPIO(blue1GPIO,  VGA_BLUE_BIT + 1,  GPIO_MODE_OUTPUT);</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno">  131</span> </div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span>  RGB222::lowBitOnly = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span>  m_bitsPerChannel = 2;</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span>}</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno">  135</span> </div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno">  136</span> </div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span><span class="comment">// initializer for default configuration</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"><a class="line" href="classfabgl_1_1_v_g_a_text_controller_ab0bdf5cca484fb2ba637c39384b27fb2.html#ab0bdf5cca484fb2ba637c39384b27fb2">  138</a></span><span class="keywordtype">void</span> VGATextController::begin()</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno">  139</span>{</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span>  begin(GPIO_NUM_22, GPIO_NUM_21, GPIO_NUM_19, GPIO_NUM_18, GPIO_NUM_5, GPIO_NUM_4, GPIO_NUM_23, GPIO_NUM_15);</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span>}</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno">  142</span> </div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno">  143</span> </div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno">  144</span><span class="keywordtype">void</span> VGATextController::setCursorForeground(<a class="code hl_enumeration" href="group___enumerations_gab87bacfdad76e61b9412d7124be44c1c.html#gab87bacfdad76e61b9412d7124be44c1c">Color</a> value)</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span>{</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno">  146</span>  m_cursorForeground = (int) value;</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno">  147</span>}</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span> </div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span><span class="keywordtype">void</span> VGATextController::setCursorBackground(<a class="code hl_enumeration" href="group___enumerations_gab87bacfdad76e61b9412d7124be44c1c.html#gab87bacfdad76e61b9412d7124be44c1c">Color</a> value)</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span>{</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span>  m_cursorBackground = (int) value;</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span>}</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span> </div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span> </div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span><span class="keywordtype">void</span> VGATextController::setupGPIO(gpio_num_t gpio, <span class="keywordtype">int</span> bit, gpio_mode_t mode)</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span>{</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span>  configureGPIO(gpio, mode);</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno">  159</span>  gpio_matrix_out(gpio, I2S1O_DATA_OUT0_IDX + bit, <span class="keyword">false</span>, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span>}</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span> </div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno">  162</span> </div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"><a class="line" href="classfabgl_1_1_v_g_a_text_controller_a4583a73c34544a3ab09802f045c16664.html#a4583a73c34544a3ab09802f045c16664">  163</a></span><span class="keywordtype">void</span> VGATextController::setResolution(<span class="keywordtype">char</span> <span class="keyword">const</span> * modeline, <span class="keywordtype">int</span> viewPortWidth, <span class="keywordtype">int</span> viewPortHeight, <span class="keywordtype">bool</span> doubleBuffered)</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno">  164</span>{</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno">  165</span>  <a class="code hl_struct" href="structfabgl_1_1_v_g_a_timings.html">VGATimings</a> timings;</div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno">  166</span>  <span class="keywordflow">if</span> (VGABaseController::convertModelineToTimings(VGATextController_MODELINE, &amp;timings))</div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno">  167</span>    setResolution(timings);</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span>}</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno">  169</span> </div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno">  170</span> </div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno">  171</span><span class="keywordtype">void</span> VGATextController::setResolution(<a class="code hl_struct" href="structfabgl_1_1_v_g_a_timings.html">VGATimings</a> <span class="keyword">const</span>&amp; timings)</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno">  172</span>{</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno">  173</span>  <span class="comment">// setResolution() already called? If so, stop and free buffers</span></div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno">  174</span>  <span class="keywordflow">if</span> (m_DMABuffers) {</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno">  175</span>    m_GPIOStream.stop();</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span>    freeBuffers();</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno">  177</span>  }</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno">  178</span> </div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span>  m_timings = timings;</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno">  180</span> </div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno">  181</span>  <span class="comment">// inform base class about screen size</span></div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno">  182</span>  setScreenSize(m_timings.HVisibleArea, m_timings.VVisibleArea);</div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno">  183</span> </div>
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno">  184</span>  <span class="comment">// font info</span></div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span>  s_charWidthInBytes = (m_font-&gt;width + 7) / 8;</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span>  s_charHeight       = m_font-&gt;height;</div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span>  s_columns          = VGATextController_WIDTH / m_font-&gt;width;</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno">  188</span>  s_rows             = VGATextController_HEIGHT / m_font-&gt;height;</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno">  189</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span>  <span class="comment">// load font into RAM</span></div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span>  <span class="keywordflow">if</span> (m_charData)</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span>    heap_caps_free(m_charData);</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span>  <span class="keywordtype">int</span> charDataSize = 256 * m_font-&gt;height * ((m_font-&gt;width + 7) / 8);</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span>  m_charData = (uint8_t*) heap_caps_malloc(charDataSize, MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno">  195</span>  memcpy(m_charData, m_font-&gt;data, charDataSize);</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span> </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span>  m_HVSync = packHVSync(<span class="keyword">false</span>, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span> </div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span>  m_DMABuffersCount = 2 * m_timings.VVisibleArea + m_timings.VFrontPorch + m_timings.VSyncPulse + m_timings.VBackPorch;</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span> </div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span>  m_DMABuffers = (lldesc_t*) heap_caps_malloc(m_DMABuffersCount * <span class="keyword">sizeof</span>(lldesc_t), MALLOC_CAP_DMA);</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span> </div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno">  203</span>  m_lines = (uint32_t*) heap_caps_malloc(s_charHeight * VGATextController_WIDTH, MALLOC_CAP_DMA);</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span> </div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span>  <span class="keywordtype">int</span> rawLineWidth = m_timings.HFrontPorch + m_timings.HSyncPulse + m_timings.HBackPorch + m_timings.HVisibleArea;</div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span>  m_blankLine = (uint8_t*) heap_caps_malloc(rawLineWidth, MALLOC_CAP_DMA);</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span>  m_syncLine  = (uint8_t*) heap_caps_malloc(rawLineWidth, MALLOC_CAP_DMA);</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span> </div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span>  <span class="comment">// horiz: FRONTPORCH -&gt; SYNC -&gt; BACKPORCH -&gt; VISIBLEAREA</span></div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno">  210</span>  <span class="comment">//</span></div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno">  211</span>  <span class="comment">// vert:  VISIBLEAREA</span></div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno">  212</span>  <span class="comment">//        FRONTPORCH</span></div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno">  213</span>  <span class="comment">//        SYNC</span></div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span>  <span class="comment">//        BACKPORCH</span></div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno">  215</span> </div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno">  216</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0, visLine = 0, invLine = 0; i &lt; m_DMABuffersCount; ++i) {</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno">  217</span> </div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno">  218</span>    <span class="keywordflow">if</span> (i &lt; m_timings.VVisibleArea * 2) {</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno">  219</span> </div>
<div class="line"><a id="l00220" name="l00220"></a><span class="lineno">  220</span>      <span class="comment">// first part is the same of a blank line</span></div>
<div class="line"><a id="l00221" name="l00221"></a><span class="lineno">  221</span>      m_DMABuffers[i].eof          = (visLine == 0 || visLine == s_charHeight / 2 ? 1 : 0);</div>
<div class="line"><a id="l00222" name="l00222"></a><span class="lineno">  222</span>      m_DMABuffers[i].sosf         = 0;</div>
<div class="line"><a id="l00223" name="l00223"></a><span class="lineno">  223</span>      m_DMABuffers[i].offset       = 0;</div>
<div class="line"><a id="l00224" name="l00224"></a><span class="lineno">  224</span>      m_DMABuffers[i].owner        = 1;</div>
<div class="line"><a id="l00225" name="l00225"></a><span class="lineno">  225</span>      m_DMABuffers[i].qe.stqe_next = (lldesc_t*) &amp;m_DMABuffers[i + 1];</div>
<div class="line"><a id="l00226" name="l00226"></a><span class="lineno">  226</span>      m_DMABuffers[i].length       = m_timings.HFrontPorch + m_timings.HSyncPulse + m_timings.HBackPorch;</div>
<div class="line"><a id="l00227" name="l00227"></a><span class="lineno">  227</span>      m_DMABuffers[i].size         = (m_DMABuffers[i].length + 3) &amp; (~3);</div>
<div class="line"><a id="l00228" name="l00228"></a><span class="lineno">  228</span>      m_DMABuffers[i].buf          = (uint8_t*) m_blankLine;</div>
<div class="line"><a id="l00229" name="l00229"></a><span class="lineno">  229</span> </div>
<div class="line"><a id="l00230" name="l00230"></a><span class="lineno">  230</span>      ++i;</div>
<div class="line"><a id="l00231" name="l00231"></a><span class="lineno">  231</span> </div>
<div class="line"><a id="l00232" name="l00232"></a><span class="lineno">  232</span>      <span class="comment">// second part is the visible line</span></div>
<div class="line"><a id="l00233" name="l00233"></a><span class="lineno">  233</span>      m_DMABuffers[i].eof          = 0;</div>
<div class="line"><a id="l00234" name="l00234"></a><span class="lineno">  234</span>      m_DMABuffers[i].sosf         = 0;</div>
<div class="line"><a id="l00235" name="l00235"></a><span class="lineno">  235</span>      m_DMABuffers[i].offset       = 0;</div>
<div class="line"><a id="l00236" name="l00236"></a><span class="lineno">  236</span>      m_DMABuffers[i].owner        = 1;</div>
<div class="line"><a id="l00237" name="l00237"></a><span class="lineno">  237</span>      m_DMABuffers[i].qe.stqe_next = (lldesc_t*) &amp;m_DMABuffers[i + 1];</div>
<div class="line"><a id="l00238" name="l00238"></a><span class="lineno">  238</span>      m_DMABuffers[i].length       = m_timings.HVisibleArea;</div>
<div class="line"><a id="l00239" name="l00239"></a><span class="lineno">  239</span>      m_DMABuffers[i].size         = (m_DMABuffers[i].length + 3) &amp; (~3);</div>
<div class="line"><a id="l00240" name="l00240"></a><span class="lineno">  240</span>      m_DMABuffers[i].buf          = (uint8_t*)(m_lines) + visLine * VGATextController_WIDTH;</div>
<div class="line"><a id="l00241" name="l00241"></a><span class="lineno">  241</span> </div>
<div class="line"><a id="l00242" name="l00242"></a><span class="lineno">  242</span>      ++visLine;</div>
<div class="line"><a id="l00243" name="l00243"></a><span class="lineno">  243</span>      <span class="keywordflow">if</span> (visLine == s_charHeight)</div>
<div class="line"><a id="l00244" name="l00244"></a><span class="lineno">  244</span>        visLine = 0;</div>
<div class="line"><a id="l00245" name="l00245"></a><span class="lineno">  245</span> </div>
<div class="line"><a id="l00246" name="l00246"></a><span class="lineno">  246</span>    } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00247" name="l00247"></a><span class="lineno">  247</span> </div>
<div class="line"><a id="l00248" name="l00248"></a><span class="lineno">  248</span>      <span class="comment">// vertical porchs and sync</span></div>
<div class="line"><a id="l00249" name="l00249"></a><span class="lineno">  249</span> </div>
<div class="line"><a id="l00250" name="l00250"></a><span class="lineno">  250</span>      <span class="keywordtype">bool</span> frameResetDesc = (invLine == 0);</div>
<div class="line"><a id="l00251" name="l00251"></a><span class="lineno">  251</span> </div>
<div class="line"><a id="l00252" name="l00252"></a><span class="lineno">  252</span>      <span class="keywordflow">if</span> (frameResetDesc)</div>
<div class="line"><a id="l00253" name="l00253"></a><span class="lineno">  253</span>        s_frameResetDesc = &amp;m_DMABuffers[i];</div>
<div class="line"><a id="l00254" name="l00254"></a><span class="lineno">  254</span> </div>
<div class="line"><a id="l00255" name="l00255"></a><span class="lineno">  255</span>      m_DMABuffers[i].eof          = (frameResetDesc ? 1 : 0); <span class="comment">// prepare for next frame</span></div>
<div class="line"><a id="l00256" name="l00256"></a><span class="lineno">  256</span>      m_DMABuffers[i].sosf         = 0;</div>
<div class="line"><a id="l00257" name="l00257"></a><span class="lineno">  257</span>      m_DMABuffers[i].offset       = 0;</div>
<div class="line"><a id="l00258" name="l00258"></a><span class="lineno">  258</span>      m_DMABuffers[i].owner        = 1;</div>
<div class="line"><a id="l00259" name="l00259"></a><span class="lineno">  259</span>      m_DMABuffers[i].qe.stqe_next = (lldesc_t*) (i ==  m_DMABuffersCount - 1 ? &amp;m_DMABuffers[0] : &amp;m_DMABuffers[i + 1]);</div>
<div class="line"><a id="l00260" name="l00260"></a><span class="lineno">  260</span>      m_DMABuffers[i].length       = rawLineWidth;</div>
<div class="line"><a id="l00261" name="l00261"></a><span class="lineno">  261</span>      m_DMABuffers[i].size         = (m_DMABuffers[i].length + 3) &amp; (~3);</div>
<div class="line"><a id="l00262" name="l00262"></a><span class="lineno">  262</span> </div>
<div class="line"><a id="l00263" name="l00263"></a><span class="lineno">  263</span>      <span class="keywordflow">if</span> (invLine &lt; m_timings.VFrontPorch || invLine &gt;= m_timings.VFrontPorch + m_timings.VSyncPulse)</div>
<div class="line"><a id="l00264" name="l00264"></a><span class="lineno">  264</span>        m_DMABuffers[i].buf = (uint8_t*) m_blankLine;</div>
<div class="line"><a id="l00265" name="l00265"></a><span class="lineno">  265</span>      <span class="keywordflow">else</span></div>
<div class="line"><a id="l00266" name="l00266"></a><span class="lineno">  266</span>        m_DMABuffers[i].buf = (uint8_t*) m_syncLine;</div>
<div class="line"><a id="l00267" name="l00267"></a><span class="lineno">  267</span> </div>
<div class="line"><a id="l00268" name="l00268"></a><span class="lineno">  268</span>      ++invLine;</div>
<div class="line"><a id="l00269" name="l00269"></a><span class="lineno">  269</span> </div>
<div class="line"><a id="l00270" name="l00270"></a><span class="lineno">  270</span>    }</div>
<div class="line"><a id="l00271" name="l00271"></a><span class="lineno">  271</span>  }</div>
<div class="line"><a id="l00272" name="l00272"></a><span class="lineno">  272</span> </div>
<div class="line"><a id="l00273" name="l00273"></a><span class="lineno">  273</span>  fillDMABuffers();</div>
<div class="line"><a id="l00274" name="l00274"></a><span class="lineno">  274</span> </div>
<div class="line"><a id="l00275" name="l00275"></a><span class="lineno">  275</span>  s_scanLine = 0;</div>
<div class="line"><a id="l00276" name="l00276"></a><span class="lineno">  276</span> </div>
<div class="line"><a id="l00277" name="l00277"></a><span class="lineno">  277</span>  s_blankPatternDWord = m_HVSync | (m_HVSync &lt;&lt; 8) | (m_HVSync &lt;&lt; 16) | (m_HVSync &lt;&lt; 24);</div>
<div class="line"><a id="l00278" name="l00278"></a><span class="lineno">  278</span> </div>
<div class="line"><a id="l00279" name="l00279"></a><span class="lineno">  279</span>  <span class="keywordflow">if</span> (s_fgbgPattern == <span class="keyword">nullptr</span>) {</div>
<div class="line"><a id="l00280" name="l00280"></a><span class="lineno">  280</span>    s_fgbgPattern = (uint32_t*) heap_caps_malloc(16384, MALLOC_CAP_8BIT | MALLOC_CAP_INTERNAL);</div>
<div class="line"><a id="l00281" name="l00281"></a><span class="lineno">  281</span>    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; 16; ++i)</div>
<div class="line"><a id="l00282" name="l00282"></a><span class="lineno">  282</span>      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> fg = 0; fg &lt; 16; ++fg)</div>
<div class="line"><a id="l00283" name="l00283"></a><span class="lineno">  283</span>        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> bg = 0; bg &lt; 16; ++bg) {</div>
<div class="line"><a id="l00284" name="l00284"></a><span class="lineno">  284</span>          uint8_t fg_pat = preparePixel(RGB222((<a class="code hl_enumeration" href="group___enumerations_gab87bacfdad76e61b9412d7124be44c1c.html#gab87bacfdad76e61b9412d7124be44c1c">Color</a>)fg));</div>
<div class="line"><a id="l00285" name="l00285"></a><span class="lineno">  285</span>          uint8_t bg_pat = preparePixel(RGB222((<a class="code hl_enumeration" href="group___enumerations_gab87bacfdad76e61b9412d7124be44c1c.html#gab87bacfdad76e61b9412d7124be44c1c">Color</a>)bg));</div>
<div class="line"><a id="l00286" name="l00286"></a><span class="lineno">  286</span>          s_fgbgPattern[i | (bg &lt;&lt; 4) | (fg &lt;&lt; 8)] = (i &amp; 0b1000 ? (fg_pat &lt;&lt; 16) : (bg_pat &lt;&lt; 16)) |</div>
<div class="line"><a id="l00287" name="l00287"></a><span class="lineno">  287</span>                                                     (i &amp; 0b0100 ? (fg_pat &lt;&lt; 24) : (bg_pat &lt;&lt; 24)) |</div>
<div class="line"><a id="l00288" name="l00288"></a><span class="lineno">  288</span>                                                     (i &amp; 0b0010 ? (fg_pat &lt;&lt; 0) : (bg_pat &lt;&lt; 0)) |</div>
<div class="line"><a id="l00289" name="l00289"></a><span class="lineno">  289</span>                                                     (i &amp; 0b0001 ? (fg_pat &lt;&lt; 8) : (bg_pat &lt;&lt; 8));</div>
<div class="line"><a id="l00290" name="l00290"></a><span class="lineno">  290</span>        }</div>
<div class="line"><a id="l00291" name="l00291"></a><span class="lineno">  291</span>  }</div>
<div class="line"><a id="l00292" name="l00292"></a><span class="lineno">  292</span> </div>
<div class="line"><a id="l00293" name="l00293"></a><span class="lineno">  293</span>  <span class="comment">// ESP_INTR_FLAG_LEVEL1: should be less than PS2Controller interrupt level, necessary when running on the same core</span></div>
<div class="line"><a id="l00294" name="l00294"></a><span class="lineno">  294</span>  CoreUsage::setBusiestCore(<a class="code hl_define" href="fabglconf_8h_a447d700c9e4cb4889f3517928ecfac31.html#a447d700c9e4cb4889f3517928ecfac31">FABGLIB_VIDEO_CPUINTENSIVE_TASKS_CORE</a>);</div>
<div class="line"><a id="l00295" name="l00295"></a><span class="lineno">  295</span>  esp_intr_alloc_pinnedToCore(ETS_I2S1_INTR_SOURCE, ESP_INTR_FLAG_LEVEL1 | ESP_INTR_FLAG_IRAM, ISRHandler, <span class="keyword">this</span>, &amp;m_isr_handle, <a class="code hl_define" href="fabglconf_8h_a447d700c9e4cb4889f3517928ecfac31.html#a447d700c9e4cb4889f3517928ecfac31">FABGLIB_VIDEO_CPUINTENSIVE_TASKS_CORE</a>);</div>
<div class="line"><a id="l00296" name="l00296"></a><span class="lineno">  296</span> </div>
<div class="line"><a id="l00297" name="l00297"></a><span class="lineno">  297</span>  m_GPIOStream.play(m_timings.frequency, m_DMABuffers);</div>
<div class="line"><a id="l00298" name="l00298"></a><span class="lineno">  298</span> </div>
<div class="line"><a id="l00299" name="l00299"></a><span class="lineno">  299</span>  I2S1.int_clr.val     = 0xFFFFFFFF;</div>
<div class="line"><a id="l00300" name="l00300"></a><span class="lineno">  300</span>  I2S1.int_ena.out_eof = 1;</div>
<div class="line"><a id="l00301" name="l00301"></a><span class="lineno">  301</span>}</div>
<div class="line"><a id="l00302" name="l00302"></a><span class="lineno">  302</span> </div>
<div class="line"><a id="l00303" name="l00303"></a><span class="lineno">  303</span> </div>
<div class="line"><a id="l00304" name="l00304"></a><span class="lineno">  304</span><span class="keywordtype">void</span> VGATextController::freeBuffers()</div>
<div class="line"><a id="l00305" name="l00305"></a><span class="lineno">  305</span>{</div>
<div class="line"><a id="l00306" name="l00306"></a><span class="lineno">  306</span>  heap_caps_free( (<span class="keywordtype">void</span>*) m_DMABuffers );</div>
<div class="line"><a id="l00307" name="l00307"></a><span class="lineno">  307</span>  heap_caps_free((<span class="keywordtype">void</span>*) m_lines);</div>
<div class="line"><a id="l00308" name="l00308"></a><span class="lineno">  308</span>  m_DMABuffers = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00309" name="l00309"></a><span class="lineno">  309</span>  heap_caps_free((<span class="keywordtype">void</span>*) m_blankLine);</div>
<div class="line"><a id="l00310" name="l00310"></a><span class="lineno">  310</span>  heap_caps_free((<span class="keywordtype">void</span>*) m_syncLine);</div>
<div class="line"><a id="l00311" name="l00311"></a><span class="lineno">  311</span>}</div>
<div class="line"><a id="l00312" name="l00312"></a><span class="lineno">  312</span> </div>
<div class="line"><a id="l00313" name="l00313"></a><span class="lineno">  313</span> </div>
<div class="line"><a id="l00314" name="l00314"></a><span class="lineno">  314</span>uint8_t IRAM_ATTR VGATextController::packHVSync(<span class="keywordtype">bool</span> HSync, <span class="keywordtype">bool</span> VSync)</div>
<div class="line"><a id="l00315" name="l00315"></a><span class="lineno">  315</span>{</div>
<div class="line"><a id="l00316" name="l00316"></a><span class="lineno">  316</span>  uint8_t hsync_value = (m_timings.HSyncLogic == <span class="charliteral">&#39;+&#39;</span> ? (HSync ? 1 : 0) : (HSync ? 0 : 1));</div>
<div class="line"><a id="l00317" name="l00317"></a><span class="lineno">  317</span>  uint8_t vsync_value = (m_timings.VSyncLogic == <span class="charliteral">&#39;+&#39;</span> ? (VSync ? 1 : 0) : (VSync ? 0 : 1));</div>
<div class="line"><a id="l00318" name="l00318"></a><span class="lineno">  318</span>  <span class="keywordflow">return</span> (vsync_value &lt;&lt; VGA_VSYNC_BIT) | (hsync_value &lt;&lt; VGA_HSYNC_BIT);</div>
<div class="line"><a id="l00319" name="l00319"></a><span class="lineno">  319</span>}</div>
<div class="line"><a id="l00320" name="l00320"></a><span class="lineno">  320</span> </div>
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno">  321</span> </div>
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno">  322</span>uint8_t IRAM_ATTR VGATextController::preparePixelWithSync(RGB222 rgb, <span class="keywordtype">bool</span> HSync, <span class="keywordtype">bool</span> VSync)</div>
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno">  323</span>{</div>
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno">  324</span>  <span class="keywordflow">return</span> packHVSync(HSync, VSync) | (rgb.B &lt;&lt; VGA_BLUE_BIT) | (rgb.G &lt;&lt; VGA_GREEN_BIT) | (rgb.R &lt;&lt; VGA_RED_BIT);</div>
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno">  325</span>}</div>
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno">  326</span> </div>
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno">  327</span> </div>
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno">  328</span><span class="keywordtype">void</span> VGATextController::fillDMABuffers()</div>
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno">  329</span>{</div>
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno">  330</span>  <span class="keywordtype">int</span> x = 0;</div>
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno">  331</span>  <span class="keywordflow">for</span> (; x &lt; m_timings.HFrontPorch; ++x) {</div>
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno">  332</span>    VGA_PIXELINROW(m_blankLine, x) = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">false</span>, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno">  333</span>    VGA_PIXELINROW(m_syncLine, x)  = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">false</span>, <span class="keyword">true</span>);</div>
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno">  334</span>  }</div>
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno">  335</span>  <span class="keywordflow">for</span> (; x &lt; m_timings.HFrontPorch + m_timings.HSyncPulse; ++x) {</div>
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno">  336</span>    VGA_PIXELINROW(m_blankLine, x) = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">true</span>, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno">  337</span>    VGA_PIXELINROW(m_syncLine, x)  = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">true</span>, <span class="keyword">true</span>);</div>
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno">  338</span>  }</div>
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno">  339</span>  <span class="keywordflow">for</span> (; x &lt; m_timings.HFrontPorch + m_timings.HSyncPulse + m_timings.HBackPorch; ++x) {</div>
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno">  340</span>    VGA_PIXELINROW(m_blankLine, x) = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">false</span>, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno">  341</span>    VGA_PIXELINROW(m_syncLine, x)  = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">false</span>, <span class="keyword">true</span>);</div>
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno">  342</span>  }</div>
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno">  343</span>  <span class="keywordtype">int</span> rawLineWidth = m_timings.HFrontPorch + m_timings.HSyncPulse + m_timings.HBackPorch + m_timings.HVisibleArea;</div>
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno">  344</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> rx = 0; x &lt; rawLineWidth; ++x, ++rx) {</div>
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno">  345</span>    VGA_PIXELINROW(m_blankLine, x) = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">false</span>, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno">  346</span>    VGA_PIXELINROW(m_syncLine, x)  = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">false</span>, <span class="keyword">true</span>);</div>
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno">  347</span>    <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; s_charHeight; ++i)</div>
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno">  348</span>      VGA_PIXELINROW( ((uint8_t*)(m_lines) + i * VGATextController_WIDTH), rx)  = preparePixelWithSync((RGB222){0, 0, 0}, <span class="keyword">false</span>, <span class="keyword">false</span>);</div>
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno">  349</span>  }</div>
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno">  350</span>}</div>
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno">  351</span> </div>
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno">  352</span> </div>
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno">  353</span><span class="keywordtype">void</span> IRAM_ATTR VGATextController::ISRHandler(<span class="keywordtype">void</span> * arg)</div>
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno">  354</span>{</div>
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno">  355</span><span class="preprocessor">  #if FABGLIB_VGAXCONTROLLER_PERFORMANCE_CHECK</span></div>
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno">  356</span>  <span class="keyword">auto</span> s1 = getCycleCount();</div>
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno">  357</span><span class="preprocessor">  #endif</span></div>
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno">  358</span> </div>
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno">  359</span>  VGATextController * ctrl = (VGATextController *) arg;</div>
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno">  360</span> </div>
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno">  361</span>  <span class="keywordflow">if</span> (I2S1.int_st.out_eof &amp;&amp; ctrl-&gt;m_charData != <span class="keyword">nullptr</span>) {</div>
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno">  362</span> </div>
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno">  363</span>    <span class="keyword">auto</span> desc = (<span class="keyword">volatile</span> lldesc_t*) I2S1.out_eof_des_addr;</div>
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno">  364</span> </div>
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno">  365</span>    if (desc == s_frameResetDesc) {</div>
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno">  366</span> </div>
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno">  367</span>      s_scanLine = 0;</div>
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno">  368</span>      s_textRow  = 0;</div>
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno">  369</span>      s_upperRow = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno">  370</span> </div>
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno">  371</span>      <span class="keywordflow">if</span> (ctrl-&gt;m_cursorEnabled) {</div>
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno">  372</span>        ++ctrl-&gt;m_cursorCounter;</div>
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno">  373</span>        <span class="keywordflow">if</span> (ctrl-&gt;m_cursorCounter &gt;= ctrl-&gt;m_cursorSpeed)</div>
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno">  374</span>          ctrl-&gt;m_cursorCounter = -ctrl-&gt;m_cursorSpeed;</div>
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno">  375</span>      }</div>
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno">  376</span> </div>
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno">  377</span>      <span class="keywordflow">if</span> (ctrl-&gt;m_map == <span class="keyword">nullptr</span>) {</div>
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno">  378</span>        I2S1.int_clr.val = I2S1.int_st.val;</div>
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno">  379</span><span class="preprocessor">        #if FABGLIB_VGAXCONTROLLER_PERFORMANCE_CHECK</span></div>
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno">  380</span>        s_vgatxtcycles += getCycleCount() - s1;</div>
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno">  381</span><span class="preprocessor">        #endif</span></div>
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno">  382</span>        <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno">  383</span>      }</div>
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno">  384</span> </div>
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno">  385</span>    } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (s_scanLine == 0) {</div>
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno">  386</span>      <span class="comment">// out of sync, wait for next frame</span></div>
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno">  387</span>      I2S1.int_clr.val = I2S1.int_st.val;</div>
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno">  388</span><span class="preprocessor">      #if FABGLIB_VGAXCONTROLLER_PERFORMANCE_CHECK</span></div>
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno">  389</span>      s_vgatxtcycles += getCycleCount() - s1;</div>
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno">  390</span><span class="preprocessor">      #endif</span></div>
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno">  391</span>      <span class="keywordflow">return</span>;</div>
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno">  392</span>    }</div>
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno">  393</span> </div>
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno">  394</span>    <span class="keywordtype">int</span> scanLine = s_scanLine;</div>
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno">  395</span> </div>
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno">  396</span>    <span class="keyword">const</span> <span class="keywordtype">int</span> lineIndex = scanLine % s_charHeight;</div>
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno">  397</span> </div>
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno">  398</span>    <span class="keyword">auto</span> lines = ctrl-&gt;m_lines;</div>
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno">  399</span> </div>
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno">  400</span>    <span class="keyword">const</span> int8_t downAdd = s_upperRow ? 0 : (s_charHeight &amp; 1);</div>
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno">  401</span> </div>
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno">  402</span>    <span class="keywordflow">if</span> (s_textRow &lt; ctrl-&gt;m_rows) {</div>
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno">  403</span> </div>
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno">  404</span>      <span class="keywordtype">int</span> cursorCol = 0;</div>
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno">  405</span>      <span class="keywordtype">int</span> cursorFGBG = 0;</div>
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno">  406</span>      <span class="keyword">const</span> <span class="keyword">auto</span> cursorVisible = (ctrl-&gt;m_cursorEnabled &amp;&amp; ctrl-&gt;m_cursorCounter &gt;= 0 &amp;&amp; s_textRow == ctrl-&gt;m_cursorRow);</div>
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno">  407</span>      <span class="keywordflow">if</span> (cursorVisible) {</div>
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno">  408</span>        cursorCol  = ctrl-&gt;m_cursorCol;</div>
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno">  409</span>        cursorFGBG = (ctrl-&gt;m_cursorForeground &lt;&lt; 4) | (ctrl-&gt;m_cursorBackground &lt;&lt; 8);</div>
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno">  410</span>      }</div>
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno">  411</span> </div>
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno">  412</span>      <span class="keyword">const</span> <span class="keyword">auto</span> charData = ctrl-&gt;m_charData + (s_upperRow ? 0 : s_charHeight / 2);</div>
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno">  413</span>      <span class="keyword">auto</span> mapItemPtr = ctrl-&gt;m_map + s_textRow * s_columns;</div>
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno">  414</span> </div>
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno">  415</span>      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> col = 0; col &lt; s_columns; ++col, ++mapItemPtr) {</div>
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno">  416</span> </div>
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno">  417</span>        <span class="keyword">const</span> <span class="keyword">auto</span> mapItem = *mapItemPtr;</div>
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno">  418</span> </div>
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno">  419</span>        <span class="keywordtype">int</span> fgbg = (mapItem &gt;&gt; 4) &amp; 0b111111110000;</div>
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno">  420</span> </div>
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno">  421</span>        <span class="keyword">const</span> <span class="keyword">auto</span> options = glyphMapItem_getOptions(mapItem);</div>
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno">  422</span> </div>
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno">  423</span>        <span class="comment">// invert?</span></div>
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno">  424</span>        <span class="keywordflow">if</span> (options.invert)</div>
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno">  425</span>          fgbg = ((fgbg &gt;&gt; 4) &amp; 0b11110000) | ((fgbg &lt;&lt; 4) &amp; 0b111100000000);</div>
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno">  426</span> </div>
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno">  427</span>        <span class="comment">// cursor?</span></div>
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno">  428</span>        <span class="keywordflow">if</span> (cursorVisible &amp;&amp; col == cursorCol)</div>
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno">  429</span>          fgbg = cursorFGBG;</div>
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno">  430</span> </div>
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno">  431</span>        uint32_t * dest = lines + lineIndex * VGATextController_WIDTH / <span class="keyword">sizeof</span>(uint32_t) + col * s_charWidthInBytes * 2;</div>
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno">  432</span> </div>
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno">  433</span>        <span class="comment">// blank?</span></div>
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno">  434</span>        <span class="keywordflow">if</span> (options.blank) {</div>
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno">  435</span> </div>
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno">  436</span>          <span class="keywordflow">for</span> (<span class="keywordtype">int</span> rowInChar = 0; rowInChar &lt; s_charHeight / 2 + downAdd; ++rowInChar) {</div>
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno">  437</span>            <span class="keywordtype">int</span> v = s_fgbgPattern[fgbg];</div>
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno">  438</span>            *dest       = v;</div>
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno">  439</span>            *(dest + 1) = v;</div>
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno">  440</span>            dest += VGATextController_WIDTH / <span class="keyword">sizeof</span>(uint32_t);</div>
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno">  441</span>          }</div>
<div class="line"><a id="l00442" name="l00442"></a><span class="lineno">  442</span> </div>
<div class="line"><a id="l00443" name="l00443"></a><span class="lineno">  443</span>        } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00444" name="l00444"></a><span class="lineno">  444</span> </div>
<div class="line"><a id="l00445" name="l00445"></a><span class="lineno">  445</span>          <span class="keyword">const</span> <span class="keywordtype">bool</span> <a class="code hl_variable" href="displaycontroller_8h_a2656ee44feda5ea3cac87985700be97f.html#a2656ee44feda5ea3cac87985700be97f">underline</a> = (s_upperRow == <span class="keyword">false</span> &amp;&amp; options.underline);</div>
<div class="line"><a id="l00446" name="l00446"></a><span class="lineno">  446</span>          <span class="keyword">const</span> <span class="keywordtype">bool</span> <a class="code hl_variable" href="displaycontroller_8h_ae74e61e5ecb7b667173a7aa2a38f576a.html#ae74e61e5ecb7b667173a7aa2a38f576a">bold</a>      = options.bold;</div>
<div class="line"><a id="l00447" name="l00447"></a><span class="lineno">  447</span> </div>
<div class="line"><a id="l00448" name="l00448"></a><span class="lineno">  448</span>          <span class="keyword">auto</span> charRowPtr = charData + glyphMapItem_getIndex(mapItem) * s_charHeight * s_charWidthInBytes;</div>
<div class="line"><a id="l00449" name="l00449"></a><span class="lineno">  449</span> </div>
<div class="line"><a id="l00450" name="l00450"></a><span class="lineno">  450</span>          <span class="keywordflow">for</span> (<span class="keywordtype">int</span> rowInChar = 0; rowInChar &lt; s_charHeight / 2 + downAdd; ++rowInChar) {</div>
<div class="line"><a id="l00451" name="l00451"></a><span class="lineno">  451</span>            <span class="keyword">auto</span> charRowData = *charRowPtr;</div>
<div class="line"><a id="l00452" name="l00452"></a><span class="lineno">  452</span> </div>
<div class="line"><a id="l00453" name="l00453"></a><span class="lineno">  453</span>            <span class="comment">// bold?</span></div>
<div class="line"><a id="l00454" name="l00454"></a><span class="lineno">  454</span>            <span class="keywordflow">if</span> (<a class="code hl_variable" href="displaycontroller_8h_ae74e61e5ecb7b667173a7aa2a38f576a.html#ae74e61e5ecb7b667173a7aa2a38f576a">bold</a>)</div>
<div class="line"><a id="l00455" name="l00455"></a><span class="lineno">  455</span>              charRowData |= charRowData &gt;&gt; 1;</div>
<div class="line"><a id="l00456" name="l00456"></a><span class="lineno">  456</span> </div>
<div class="line"><a id="l00457" name="l00457"></a><span class="lineno">  457</span>            *dest       = s_fgbgPattern[(charRowData &gt;&gt; 4)  | fgbg];</div>
<div class="line"><a id="l00458" name="l00458"></a><span class="lineno">  458</span>            *(dest + 1) = s_fgbgPattern[(charRowData &amp; 0xF) | fgbg];</div>
<div class="line"><a id="l00459" name="l00459"></a><span class="lineno">  459</span> </div>
<div class="line"><a id="l00460" name="l00460"></a><span class="lineno">  460</span>            dest += VGATextController_WIDTH / <span class="keyword">sizeof</span>(uint32_t);</div>
<div class="line"><a id="l00461" name="l00461"></a><span class="lineno">  461</span>            charRowPtr += s_charWidthInBytes;</div>
<div class="line"><a id="l00462" name="l00462"></a><span class="lineno">  462</span>          }</div>
<div class="line"><a id="l00463" name="l00463"></a><span class="lineno">  463</span> </div>
<div class="line"><a id="l00464" name="l00464"></a><span class="lineno">  464</span>          <span class="comment">// underline?</span></div>
<div class="line"><a id="l00465" name="l00465"></a><span class="lineno">  465</span>          <span class="keywordflow">if</span> (<a class="code hl_variable" href="displaycontroller_8h_a2656ee44feda5ea3cac87985700be97f.html#a2656ee44feda5ea3cac87985700be97f">underline</a>) {</div>
<div class="line"><a id="l00466" name="l00466"></a><span class="lineno">  466</span>            dest -= VGATextController_WIDTH / <span class="keyword">sizeof</span>(uint32_t);</div>
<div class="line"><a id="l00467" name="l00467"></a><span class="lineno">  467</span>            uint32_t v = s_fgbgPattern[0xF | fgbg];</div>
<div class="line"><a id="l00468" name="l00468"></a><span class="lineno">  468</span>            *dest       = v;</div>
<div class="line"><a id="l00469" name="l00469"></a><span class="lineno">  469</span>            *(dest + 1) = v;</div>
<div class="line"><a id="l00470" name="l00470"></a><span class="lineno">  470</span>          }</div>
<div class="line"><a id="l00471" name="l00471"></a><span class="lineno">  471</span> </div>
<div class="line"><a id="l00472" name="l00472"></a><span class="lineno">  472</span>        }</div>
<div class="line"><a id="l00473" name="l00473"></a><span class="lineno">  473</span> </div>
<div class="line"><a id="l00474" name="l00474"></a><span class="lineno">  474</span>      }</div>
<div class="line"><a id="l00475" name="l00475"></a><span class="lineno">  475</span> </div>
<div class="line"><a id="l00476" name="l00476"></a><span class="lineno">  476</span>      <span class="keywordflow">if</span> (s_upperRow) {</div>
<div class="line"><a id="l00477" name="l00477"></a><span class="lineno">  477</span>        s_upperRow = <span class="keyword">false</span>;</div>
<div class="line"><a id="l00478" name="l00478"></a><span class="lineno">  478</span>      } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00479" name="l00479"></a><span class="lineno">  479</span>        s_upperRow = <span class="keyword">true</span>;</div>
<div class="line"><a id="l00480" name="l00480"></a><span class="lineno">  480</span>        ++s_textRow;</div>
<div class="line"><a id="l00481" name="l00481"></a><span class="lineno">  481</span>      }</div>
<div class="line"><a id="l00482" name="l00482"></a><span class="lineno">  482</span> </div>
<div class="line"><a id="l00483" name="l00483"></a><span class="lineno">  483</span>    } <span class="keywordflow">else</span> {</div>
<div class="line"><a id="l00484" name="l00484"></a><span class="lineno">  484</span>      <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; s_charHeight / 2 + downAdd; ++i) {</div>
<div class="line"><a id="l00485" name="l00485"></a><span class="lineno">  485</span>        <span class="keyword">auto</span> dest = lines + ((scanLine + i) % s_charHeight) * VGATextController_WIDTH / <span class="keyword">sizeof</span>(uint32_t);</div>
<div class="line"><a id="l00486" name="l00486"></a><span class="lineno">  486</span>        <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; s_columns; ++i) {</div>
<div class="line"><a id="l00487" name="l00487"></a><span class="lineno">  487</span>          *dest++ = s_blankPatternDWord;</div>
<div class="line"><a id="l00488" name="l00488"></a><span class="lineno">  488</span>          *dest++ = s_blankPatternDWord;</div>
<div class="line"><a id="l00489" name="l00489"></a><span class="lineno">  489</span>        }</div>
<div class="line"><a id="l00490" name="l00490"></a><span class="lineno">  490</span>      }</div>
<div class="line"><a id="l00491" name="l00491"></a><span class="lineno">  491</span>    }</div>
<div class="line"><a id="l00492" name="l00492"></a><span class="lineno">  492</span> </div>
<div class="line"><a id="l00493" name="l00493"></a><span class="lineno">  493</span>    scanLine += s_charHeight / 2 + downAdd;</div>
<div class="line"><a id="l00494" name="l00494"></a><span class="lineno">  494</span> </div>
<div class="line"><a id="l00495" name="l00495"></a><span class="lineno">  495</span>    s_scanLine = scanLine;</div>
<div class="line"><a id="l00496" name="l00496"></a><span class="lineno">  496</span> </div>
<div class="line"><a id="l00497" name="l00497"></a><span class="lineno">  497</span>  }</div>
<div class="line"><a id="l00498" name="l00498"></a><span class="lineno">  498</span> </div>
<div class="line"><a id="l00499" name="l00499"></a><span class="lineno">  499</span><span class="preprocessor">  #if FABGLIB_VGAXCONTROLLER_PERFORMANCE_CHECK</span></div>
<div class="line"><a id="l00500" name="l00500"></a><span class="lineno">  500</span>  s_vgatxtcycles += getCycleCount() - s1;</div>
<div class="line"><a id="l00501" name="l00501"></a><span class="lineno">  501</span><span class="preprocessor">  #endif</span></div>
<div class="line"><a id="l00502" name="l00502"></a><span class="lineno">  502</span> </div>
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno">  503</span>  I2S1.int_clr.val = I2S1.int_st.val;</div>
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno">  504</span>}</div>
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno">  505</span> </div>
<div class="line"><a id="l00506" name="l00506"></a><span class="lineno">  506</span> </div>
<div class="line"><a id="l00507" name="l00507"></a><span class="lineno">  507</span> </div>
<div class="line"><a id="l00508" name="l00508"></a><span class="lineno">  508</span> </div>
<div class="line"><a id="l00509" name="l00509"></a><span class="lineno">  509</span> </div>
<div class="line"><a id="l00510" name="l00510"></a><span class="lineno">  510</span>}</div>
<div class="ttc" id="adisplaycontroller_8h_a2656ee44feda5ea3cac87985700be97f_html_a2656ee44feda5ea3cac87985700be97f"><div class="ttname"><a href="displaycontroller_8h_a2656ee44feda5ea3cac87985700be97f.html#a2656ee44feda5ea3cac87985700be97f">underline</a></div><div class="ttdeci">uint16_t underline</div><div class="ttdef"><b>Definition:</b> <a href="displaycontroller_8h_source.html#l00007">displaycontroller.h:7</a></div></div>
<div class="ttc" id="adisplaycontroller_8h_ae74e61e5ecb7b667173a7aa2a38f576a_html_ae74e61e5ecb7b667173a7aa2a38f576a"><div class="ttname"><a href="displaycontroller_8h_ae74e61e5ecb7b667173a7aa2a38f576a.html#ae74e61e5ecb7b667173a7aa2a38f576a">bold</a></div><div class="ttdeci">uint16_t bold</div><div class="ttdef"><b>Definition:</b> <a href="displaycontroller_8h_source.html#l00002">displaycontroller.h:2</a></div></div>
<div class="ttc" id="afabglconf_8h_a447d700c9e4cb4889f3517928ecfac31_html_a447d700c9e4cb4889f3517928ecfac31"><div class="ttname"><a href="fabglconf_8h_a447d700c9e4cb4889f3517928ecfac31.html#a447d700c9e4cb4889f3517928ecfac31">FABGLIB_VIDEO_CPUINTENSIVE_TASKS_CORE</a></div><div class="ttdeci">#define FABGLIB_VIDEO_CPUINTENSIVE_TASKS_CORE</div><div class="ttdef"><b>Definition:</b> <a href="fabglconf_8h_source.html#l00142">fabglconf.h:142</a></div></div>
<div class="ttc" id="afabutils_8h_html"><div class="ttname"><a href="fabutils_8h.html">fabutils.h</a></div><div class="ttdoc">This file contains some utility classes and functions.</div></div>
<div class="ttc" id="agroup___enumerations_gab87bacfdad76e61b9412d7124be44c1c_html_gab87bacfdad76e61b9412d7124be44c1c"><div class="ttname"><a href="group___enumerations_gab87bacfdad76e61b9412d7124be44c1c.html#gab87bacfdad76e61b9412d7124be44c1c">fabgl::Color</a></div><div class="ttdeci">Color</div><div class="ttdoc">This enum defines named colors.</div><div class="ttdef"><b>Definition:</b> <a href="displaycontroller_8h_source.html#l00202">displaycontroller.h:202</a></div></div>
<div class="ttc" id="astructfabgl_1_1_v_g_a_timings_html"><div class="ttname"><a href="structfabgl_1_1_v_g_a_timings.html">fabgl::VGATimings</a></div><div class="ttdoc">Specifies the VGA timings. This is a modeline decoded.</div><div class="ttdef"><b>Definition:</b> <a href="vgabasecontroller_8h_source.html#l00099">vgabasecontroller.h:99</a></div></div>
<div class="ttc" id="aswgenerator_8h_html"><div class="ttname"><a href="swgenerator_8h.html">swgenerator.h</a></div><div class="ttdoc">This file contains fabgl::GPIOStream definition.</div></div>
<div class="ttc" id="avgatextcontroller_8h_html"><div class="ttname"><a href="vgatextcontroller_8h.html">vgatextcontroller.h</a></div><div class="ttdoc">This file contains fabgl::VGATextController definition.</div></div>
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